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公开(公告)号：US11451727B2
公开(公告)日：2022-09-20
申请号：US16704537
申请日：2019-12-05
发明人： Yu Zhao , Yanchen Li , Xianwei Sui , Mengmeng Ma , Dawei Feng , Hailong Wang
IPC分类号： H05G1/64 , H04N5/357 , G09G3/22 , H04N5/3745 , H04N5/32 , H04N5/378 , H01L27/146 , G01T1/20
摘要： A pixel circuit, a driving method thereof, an array substrate, and a display device are provided. The pixel circuit includes signal inputting sub-circuit, signal reading sub-circuit, and photosensitive element. The signal inputting sub-circuit is configured to: under control of inputting control terminal, turn on coupling between signal inputting terminal and first terminal of photosensitive element in signal writing period, and turn off coupling between signal inputting terminal and first terminal of photosensitive element in exposure period and signal reading period. The signal reading sub-circuit is configured to: under control of reading control terminal, turn off coupling between first terminal of photosensitive element and signal reading terminal in signal writing period and exposure period, and turn on coupling between first terminal of photosensitive element and signal reading terminal in signal reading period. Second terminal of photosensitive element is coupled to common electrode signal inputting terminal.
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公开(公告)号：US11200824B2
公开(公告)日：2021-12-14
申请号：US15776176
申请日：2017-09-22
发明人： Jinyu Li , Yue Li , Xi Chen , Yanchen Li , Xingyou Luo , Dawei Feng , Shaojun Hou , Dong Wang , Yu Zhao , Mingyang Lv , Wang Guo
摘要： The present disclosure provides a shift register unit, a driving method thereof, a gate driver circuit and a display device. The shift register unit includes: a first input subcircuit configured to transmit a first voltage signal to a pull-up node under a control of a first input signal; an output subcircuit configured to transmit a clock signal to a first output end and to transmit a second voltage signal to a second output end; a storage unit having a first end coupled to the pull-up node and a second end coupled to the first output end; a first pull-down subcircuit configured to pull down a voltage of the first output end and the second output end; and a second pull-down subcircuit configured to pull down a voltage of the first output end and the second output end.
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公开(公告)号：US10416812B2
公开(公告)日：2019-09-17
申请号：US15324796
申请日：2016-03-25
发明人： Yanchen Li , Panhua Wang
IPC分类号： G06F3/041 , G02F1/1333 , G06F3/044 , G02F1/13 , G09G3/00
摘要： Embodiments of the invention provide display substrate, method for testing the same and display apparatus. The display substrate includes pixel regions arranged in matrix and test unit, each pixel region being provided with first electrode, wherein the test unit includes at least two test sub-units; first electrodes provided in adjacent pixel regions correspond to electrode block, and electrode blocks are electrically isolated from each other and divided, in accordance with their positions, into at least two test groups whose number is the same as that of the test sub-units; the electrode blocks of a same test group are provided spaced apart from each other in both row and column directions, and all the electrode blocks in the same test group are connected to one test sub-unit. The test unit can accurately test open or short defect existing in the display substrate, thereby improving test accuracy and lowering production costs.
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公开(公告)号：US20190204640A1
公开(公告)日：2019-07-04
申请号：US16016878
申请日：2018-06-25
发明人： Yanchen Li , Yue Li , Jian Wang , Yu Zhao , Wenjun Xiao
IPC分类号： G02F1/1343 , G02F1/1362 , G02F1/133 , G09G3/36
摘要： Provided is a liquid crystal grating including: a first substrate; a second substrate opposite to the first substrate; a liquid crystal layer between the first substrate and the second substrate; a first electrode structure on the first substrate; and a second electrode structure on the second substrate. The first electrode structure and the second electrode structure are configured to receive control signals, the control signal including a first set of control signals and a second set of control signals; to cause the liquid crystal grating to have a first grating pitch in response to the first set of control signals; and to cause the liquid crystal grating to have a second grating pitch in response to the second set of control signals, the second grating pitch being different from the first grating pitch.
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公开(公告)号：US10139971B2
公开(公告)日：2018-11-27
申请号：US15225557
申请日：2016-08-01
发明人： Yanchen Li , Peizhi Cai , Xi Chen , Xu Cao , Fengchun Pang , Jinyu Li , Xingyou Luo , Lei Ma
IPC分类号： G06F3/044
摘要： A touch display panel and a display device are disclosed which achieve touch function and narrow bezel function while the required number of the vertical wiring is reduced and the aperture ratio of the touch display panel is increased. The touch display panel includes a substrate, a plurality of gate lines arranged laterally and a plurality of touch electrodes arranged in an array on the substrate, wherein, it further includes a plurality of signal leads which are arranged longitudinally and arranged to cross the gate lines and be insulated therefrom, each of the signal leads having a first and a second sub-signal leads; each of the first sub-signal leads is electrically connected to a gate line at an intersection to connect the gate line longitudinally to a gate driving circuit for controlling the operation of the touch display panel; each of the second sub-signal leads is electrically connected to a touch electrode to be used as a touch lead for the touch electrode; the first and second sub-signal leads are arranged to be disconnected from each other.
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公开(公告)号：US11927844B2
公开(公告)日：2024-03-12
申请号：US17764448
申请日：2021-03-09
发明人： Zepeng Sun , Yong Zhang , Xianglei Qin , Jian Wang , Yanchen Li , Jian Lin , Limin Zhang , Zhichao Yang , Liangzhen Tang , Zhilong Duan , Yashuai An , Lingfang Nie , Honggui Jin , Li Tian
IPC分类号： G02F1/1333 , G02F1/133 , G02F1/1345 , G02F1/1362 , G02F1/1368 , G09G3/36 , H01L27/12
CPC分类号： G02F1/133388 , G02F1/13306 , G02F1/133354 , G02F1/13452 , G02F1/136286 , G02F1/1368 , G09G3/3677 , H01L27/124 , H01L27/1259 , G09G2300/0408 , G09G2300/0426 , G09G2310/08 , G09G2320/043 , G09G2330/02
摘要： Provided is a display substrate. The display substrate includes: a base substrate including a display region and a non-display region surrounding the display region; a gate drive circuit disposed in the non-display region; a plurality of first signal lines disposed in the peripheral region and connected to the gate drive circuit; and a plurality of second signal lines disposed in the non-display region and connected to the gate drive circuit; wherein each of the first signal line and the second signal line is configured to supply a signal to the gate drive circuit, and a frequency of the signal supplied by the first signal line is lower than a frequency of the signal supplied by the second signal line.
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7.发明授权公开(公告)号：US11407173B2
公开(公告)日：2022-08-09
申请号：US16824083
申请日：2020-03-19
发明人： Jinyu Li , Yanchen Li , Haobo Fang , Yu Zhao , Dawei Feng , Dong Wang , Wang Guo , Hailong Wang
IPC分类号： B29C64/277 , B33Y30/00 , B29C64/129 , G02F1/1343 , G02F1/1347 , B33Y10/00 , B33Y50/02 , B29C64/393
摘要： A light valve panel and a manufacturing method thereof, a three-dimensional printing system, and a three-dimensional printing method are disclosed. The light valve panel includes a first light valve array substrate and at least one second light valve array substrate, the first light valve array substrate and the at least one second light valve array substrate are arranged in a stack; the first light valve array substrate includes a plurality of first pixel units arranged in an array, and the second light valve array substrate includes a plurality of second pixel units arranged in an array; and an orthographic projection of at least one of the second pixel units on the first light valve array substrate partially overlaps with at least one of the first pixel units.
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公开(公告)号：US10991333B2
公开(公告)日：2021-04-27
申请号：US16675275
申请日：2019-11-06
发明人： Wang Guo , Yue Li , Yanchen Li , Mingyang Lv , Yu Zhao , Dawei Feng
IPC分类号： G09G3/36 , G02F1/1362
摘要： A memory in-pixel (MIP) circuit, a driving method of the MIP circuit, and an LCD panel fabricated using the MIP circuit. The MIP circuit comprising an input circuit, a control circuit and an output circuit. The input circuit brings the first input terminal and the second input terminal into conduction with a first node and a second node respectively in response to the first control signal of the first control terminal being active. The control circuit is configured to set and maintain the potential of a third node or a fourth node active based on the potential of the first node and the second node. The output circuit is configured to bring the output terminal into conduction with the first or second input terminal according to the potential of the third and the fourth node in response to the second control signal of the second control terminal being active.
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公开(公告)号：US10649564B2
公开(公告)日：2020-05-12
申请号：US15761707
申请日：2017-07-28
发明人： Jinyu Li , Yue Li , Yanchen Li
IPC分类号： G06F3/041 , G02F1/1333 , G02F1/1345 , G06F3/044
摘要： A touch display panel and a display device are disclosed. The touch display panel includes a plurality of touch signal lines and a plurality of data lines disposed in a display area, and a plurality of lead terminals disposed in a peripheral area. The plurality of lead terminals includes a plurality of first terminals respectively connected to the plurality of data lines and a plurality of second terminals respectively connected to the plurality of touch signal lines. The plurality of lead terminals are arranged in a matrix. The first terminals and the second terminals are provided in a row direction or a column direction so as to be consistent with the sequence in which the data lines connected to the first terminals and the touch signal lines connected to the second terminals are arranged.
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10.发明申请公开(公告)号：US20190184397A1
公开(公告)日：2019-06-20
申请号：US16219703
申请日：2018-12-13
发明人： Mingyang Lv , Yue Li , Jinyu Li , Yanchen Li , Yu Zhao , Dong Wang , Shaojun Hou , Dawei Feng , Wang Guo
IPC分类号： B01L3/00
CPC分类号： B01L3/502784 , B01L3/502707 , B01L2200/12 , B01L2300/0838 , B01L2300/0887 , B01L2400/0442
摘要： The present disclosure provides a digital microfluidic chip, a fabricating method and a control method thereof. The digital microfluidic chip includes: at least one substrate, a capillary channel, a plurality of first electrothermal components and a plurality of first switch elements. The capillary channel is disposed at at least one of the substrate; the plurality of first electrothermal components are disposed at the substrate and distributed to be spaced apart in an extending direction of the capillary channel; and each of the first switch elements is coupled with a current circuit with which the first electrothermal components are coupled, and receiving a control signal to control closure of a current circuit coupled with which the plurality of first electrothermal components are coupled.
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